context("test-spruce")
test_that("spruce - numeric", {
spruced <- spruce_numeric(1:5)
expect_is(spruced, "tbl_df")
expect_equal(colnames(spruced), ".pred")
expect_error(spruce_numeric("hi"))
expect_error(spruce_numeric(matrix(1)))
})
test_that("spruce - class", {
spruced <- spruce_class(factor(letters[1:5]))
expect_is(spruced, "tbl_df")
expect_equal(colnames(spruced), ".pred_class")
expect_error(spruce_class(1))
expect_error(spruce_class("hi"))
})
test_that("spruce - prob", {
pred_levels <- letters[1:5]
prob_matrix <- matrix(.5, ncol = 5, nrow = 2)
spruced <- spruce_prob(pred_levels, prob_matrix)
expect_is(spruced, "tbl_df")
expect_equal(colnames(spruced), paste0(".pred_", pred_levels))
expect_error(spruce_prob(1, prob_matrix))
expect_error(spruce_prob(pred_levels, 1))
expect_error(spruce_prob("a", matrix("a")))
expect_error(
spruce_prob(c("a", "b"), matrix(1, ncol = 3)),
"2"
)
expect_error(
spruce_prob(c("a", "b"), matrix(1, ncol = 3)),
"3"
)
expect_error(
spruce_prob(c("a"), matrix(1, ncol = 2)),
"1"
)
expect_error(
spruce_prob(c("a"), matrix(1, ncol = 2)),
"2"
)
})
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